Duplicate of Science: Human Body Systems

The circulatory system connects ___________________.

Humans breathe more rapidly during exercise than before it because during exercise the blood contains

The esophagus __________________________.

The human heart is separated into left and right sides. This type of structure provides for the

Bacteria and dead cells are removed from circulatory fluid in the

A tissue is describes as an organ performing a specific function

Arteries are found in which body system?

The bladder stores?

Villi are found in which body system?

A gland is defined as

Which system breaks down food into minerals that your body can use?

What system of organs brings oxygen into your body?

The Pituitary Gland secretes the growth hormone (GH)?

A similarity between the nervous system and the endocrine system in humans is that they both

Which sequence represents the correct pathway for the removal of urine?

What statement best describes the respiratory system?

The heart has how many chambers?

In humans, the organ that most directly regulates the concentration of water in the blood is the

This respiratory structures is supported by rings of cartilage. Also known as a windpipe

The kidneys are part of the _______________ system.

What is peristalsis?

Letter B is

Materials your body cannot use are called?

Red blood cells are produced in the

The skin regulates temperature by sweating.

Letter F becomes the

Which statement accurately describes the human heart?

Veins are blood vessels that carry blood away from the heart

In which structure does extracellular chemical digestion of protein begin?

The heart pumps ________.

Small food particles travel from here into the blood.

The organ labelled F

Enzymes in your saliva change ____________________.

Urine leaves the urinary bladder through the ________.

Human movement is accomplished by the

In humans excess fluid is returned to the blood by

What is the principal function of structure D?

The stomach is an organ that __________.

Which letter is indicates the organ responsible for filtering urea out of the bloodstream?

Letter E is the

When you exhale or breathe out, your body releases _____________.

Pituitary growth hormone can affect cells in various parts of the body because the hormone is secreted directly into

Producing blood cells and attaching to muscles are two functions of bones

The function of blood is to maintain homeostasis

In humans, the organ that most directly regulates the concentration of water in the blood is the

Estrogen is secreted by which gland?

Which activity happens in the esophagus of a human?

Hormones are chemicals that are carried throughout the body by the circulatory system

Where does your heart pump deoxygenated blood?

Where does digestion start?

Secondary sex characteristics in males are regulated by