Human Body Part 1

Question 1

Blood vessels that carry blood away from the heart

Accepted Answer

arteries

Question 2

Which chamber of the heart pumps oxygen-poor blood to the lungs?

Accepted Answer

right ventricle

Question 3

What do platelets do?

Accepted Answer

help clot blood

Question 4

Tiny filtering structures where urine is produced are called-

Accepted Answer

nephrons

Question 5

What does blood carry from the lungs to the body's cells?

Accepted Answer

O2

Question 6

Which is NOT a nutrient?

Accepted Answer

water

Question 7

What is the function of lymph nodes?

Accepted Answer

to trap disease-causing bacteria

Question 8

The energy in food is measured in units called-

Accepted Answer

calories

Question 9

Which organ stores urine?

Accepted Answer

urinary bladder

Question 10

The main role of the repiratory system is to-

Accepted Answer

bring oxygen into the body

Question 11

The function of white blood cells is to -

Accepted Answer

fight disease

Question 12

What structure enables the small instestine to absorb nutrients?

Accepted Answer

villi

Question 13

Function of the pacemaker:

Accepted Answer

sends signals to make the heart muscles contract

Question 14

The outermost layer of skin-

Accepted Answer

epidermis

Question 15

Where does gas exchange occur?

Accepted Answer

in the aveoli

Question 16

Which parts of the repiratory system look like the branches of a tree?

Accepted Answer

bronchi

Question 17

You get energy from

Accepted Answer

food

Question 18

Each alveolus is surrounded by-

Accepted Answer

capillaries

Question 19

Blood types are determined by-

Accepted Answer

marker molecules on red blood cells

Question 20

Another name for the windpipe-

Accepted Answer

trachea

Question 21

In what part of your body does most chemical digestion take place?

Accepted Answer

small intestine

Question 22

The process of breaking down food into small molecules is -

Accepted Answer

digestion

Question 23

What is the function of the excretory system?

Accepted Answer

to collect and remove wastes from the body

Question 24

Which process takes place in the large instestine?

Accepted Answer

water is absorbed from undigested food

Question 25

In which organ is urea produced?

Accepted Answer

liver

Question 26

Organ that stores bile and releases it into the small instestine-

Accepted Answer

gallbladder

Question 27

Hair like stuctures that line the nasal cavities and trachea are called-

Accepted Answer

cilia

Question 28

Which substances are produced during respiration?

Accepted Answer

water and CO2

Question 29

Which component of blood carries O2 to the body cells?

Accepted Answer

red blood cells

Question 30

Blood flowing into the right atrium contains-

Accepted Answer

a little O2 and a lot of CO2

Question 31

Which blood cells contain hemoglobin?

Accepted Answer

red blood cells

Question 32

Which component of blood is 90% water?

Accepted Answer

plasma

Question 33

Muscle waves that push food from the esophagus to the stomach -

Accepted Answer

peristalsis

Question 34

Blood containing large amounts of CO2 flow from the body to the-

Accepted Answer

right atrium

Question 35

Which of these heart structures prevents blood from flowing backward?

Accepted Answer

valve

Human Body Part 1

Questions 35

Human Body Part 1

Questions 35