202 SI Session - B1

Question 1

Regarding contractility, all of the following are true, except...

Accepted Answer

With ANS innervation: likely have an chronotropic effect (contractility)

Question 2

Beta cells release insulin, and alpha cells release glucagon.

Accepted Answer

True

Question 3

All of the following are true, except...

Accepted Answer

All of these are true.

Question 4

All of the following are true, except...

Accepted Answer

Venous blood is delivered systemically, in parallel.

Question 5

What are the function(s) of Insulin-like Growth Factor?

Accepted Answer

all of the above

Question 6

Based off on PSNS innervation, which of the following is false?

Accepted Answer

The CN X release ACh, to increase Na+ permeability

Question 7

All of the following are true, except...

Accepted Answer

Parafollicular (C) cells will produce T3/4.

Question 8

_____ chemoreceptor input to CV neurons activates SNS to vasoconstrict blood vessel to _____ HR, SV, CO.

Accepted Answer

increase, increase

Question 9

Circulating catecholamines bind directly to receptors on cardiac muscle, to increase HR & Contractility.

Accepted Answer

True

Question 10

T/F: The somatotroph region of the APG secretes HGH.

Accepted Answer

True

Question 11

Which of the following is false?

Accepted Answer

The APG secretes ADH and OT.

Question 12

Baroreceptors are located in the _______ and ________.

Accepted Answer

aortic arch, carotid sinus

Question 13

Of the following blood vessels, which has the largest cross sectional area, and slowest flow velocity?

Accepted Answer

Capillary (beds)

Question 14

Afferent neuronal input, from chemoreceptors in the aorta, are carried by CN IX to the CV Center in the Medulla.

Accepted Answer

False

Question 15

T/F: Water-soluble produces a change/reaction faster than lipid-soluble.

Accepted Answer

True

Question 16

Resp. pump indicates that increase in volume of lungs = increase in vol. of heart = increasing venous return

Accepted Answer

True

Question 17

In both SA node, and cardiomyocyte AP: both use K+ efflux to cause repolarization.

Accepted Answer

True

Question 18

Effecting heart rate, would be considered to have a chronotropic effect.

Accepted Answer

True

Question 19

In order to open the aortic SL valve: the pressure within the L ventricle must be higher than the aorta.

Accepted Answer

True

Question 20

Based off vasculature Blood pressures, which of the following is false?

Accepted Answer

Vessels further from aorta have a pulsatile nature, mimicking dia/sys.

Question 21

Which of the following is false?

Accepted Answer

All of the above are true.

Question 22

All of the following are true, except...

Accepted Answer

Multiple options are false.

Question 23

Aldosterone, which gets regulated by ANG II, will indirectly increase BP.

Accepted Answer

True

Question 24

T/F: Endocrine glands secrete products into ducts, to get the contents to the outside of the body.

Accepted Answer

False

Question 25

Which of the following best depicts ANP's functions?

Accepted Answer

All of the above.

Question 26

All of the following are true, except...

Accepted Answer

Paracrine and circulating hormones are considered local hormones.

Question 27

Collectively, the myocardium on L/R sides of heart behave as a functional synctyia.

Accepted Answer

True

Question 28

Which of the following would be the original stimulus for ADH?

Accepted Answer

dehydration, or high blood osmolarity

Question 29

NFP is calculated via: (BHP + IFOP) - (BCOP + IFHP)

Accepted Answer

True

Question 30

Cardiac Output is depended on preload, afterload, and contractility -- which all have certain factors influencing them.

Accepted Answer

True

Question 31

Calculate Andrea's CO during her Crossfit workout. Her Pwave - Pwave = 0.3, SV = 130mLs.

Accepted Answer

26 L/min

Question 32

Intercalated discs have desmosomes and gap junctions to ensure proper signal transduction of chemical/electrical info.

Accepted Answer

True

Question 33

Of the following HR factors, which of the following is false?

Accepted Answer

Hypocalcemia causes an increase in contractility.

Question 34

Driving pressure states there's a difference in pressures at different ends of pathway, to ensure pressure gradient.

Accepted Answer

True

Question 35

In atrial systole: active filling of ventricles, and this will temporarily increase both Atrial & Ventricular pressure.

Accepted Answer

True

Question 36

With SNS stimulation, it'll increase Na leaky current, causing a rapid depolarization, and lessened repolarization.

Accepted Answer

True

Question 37

At the arterial end of capillary , if the NFP is positive = favoring filtration.

Accepted Answer

True

Question 38

Bulk flow, or facilitated diffusion, is a passive process.

Accepted Answer

True

Question 39

Based off Wigger's Diagram: which of the following is false?

Accepted Answer

In isovolumetric contraction, pressure/ volume in the ventricle change.

Question 40

The secondary messenger would be the original peptide hormone that stimulated the cascading events, to change a protein.

Accepted Answer

False

Question 41

T/F: In a Cardiomyocyte, the Absolute Refractory period is the length of the actual myocardial contraction.

Accepted Answer

True

Question 42

Which of the following are targets of HGH?

Accepted Answer

All of the above

Question 43

Calcitonin, secreted from C cells, found in TG, decrease reabsorption of Ca+ in kidney.

Accepted Answer

True

Question 44

Based off your understanding of compliance: all of the following are true, except?

Accepted Answer

Stiff arteries are more compliant.

Question 45

PTH, secreted from the chief cells in the PT gland, increase Ca+ levels, by stimulating osteoblasts.

Accepted Answer

False

Question 46

Which of the following is false about an AP in a ventricular myocyte?

Accepted Answer

Plateau potential is due to Na+ influx = K+ efflux

Question 47

Put the steps in order: 1) NE release 2) cAMP activation 3) PKA adds P to Ca-channel 4) increase in crossbridge cycling

Accepted Answer

1,2,3,4

Question 48

Put the steps in order: Steroid Hormones. 1) protein transport in blood 2) protein synthesis in ribosomes 3) bind to ICR

Accepted Answer

1,3,2

Question 49

Of the following blood vessels, which has the highest flow velocity?

Accepted Answer

Aorta

Question 50

T/F: Blood flow is proprotional to driving pressure (or change in pressure, but inverse to resistance.

Accepted Answer

True

Question 51

R side of heart has more muscle, to produce enough tension and pressure, to push blood to lungs.

Accepted Answer

False

Question 52

Which of the following are considered to be endocrine glands?

Accepted Answer

all of the above

Question 53

CV neurons receive afferent input from...

Accepted Answer

All of the above.

Question 54

Place the following in the correct order of hormone production, due to tropic cascade: A) TRH/GHIH B) T3/T4 C) TSH

Accepted Answer

A, C, B

Question 55

CHemoreceptors primarily focus on responding to a decreased blood oxygen saturation/level.

Accepted Answer

True

Question 56

T/F: Lipid soluble hormones are bound to a protein transporter, like albumin, to transmit in bodily fluids.

Accepted Answer

True

Question 57

T/F: Papillary muscles contract at the same time as ventricles, pulling down on chordae tendinae.

Accepted Answer

True

Question 58

Compliance is detecting how easily it can distended, and it's calculated as a (change in volume) / (change in pressure)

Accepted Answer

True

Question 59

Based off of your understanding: what are some of the features of a capillary?

Accepted Answer

All of the above.

Question 60

All of the following about cardiac muscle are true, except...

Accepted Answer

Fatigue very easily.

Question 61

At the venous end of capillary , if the NFP is negative = favoring reabsorption.

Accepted Answer

True

Question 62

All of the following are true, except...

Accepted Answer

Aldosterone decreases blood volume, because of increasing water retention

Question 63

Mean arterial pressure is calculated as: DBP + 1/3(SBP - DBP).

Accepted Answer

True

Question 64

All of the following are true, except...

Accepted Answer

Atria and ventricles don't contract in a coordinated fashion.

202 SI Session - B1

Questions 69

202 SI Session - B1

Questions 69