Cardiovascular System and Heart Notes

In addition to delivering oxygen and other nutrients such as glucose and amino acids, what else does the cardiovascular system do?

• It collects waste products from the body's cells.

• It produces hormones for the endocrine system.

• It controls voluntary muscle movements.

• It generates electrical impulses for the nervous system.

Carbon dioxide and other waste products produced by metabolic reaction are transported by the cardiovascular system to which organs for elimination?

• Lungs, liver, and kidneys

• Heart, pancreas, and spleen

• Stomach, intestines, and bladder

• Brain, muscles, and bones

How many chambers does the heart have?

• Four

• Two

• Six

• Five

What is the average number of beats per minute (BPM) for the heart?

• 60-100

• 30-50

• 110-130

• 140-160

Where is the heart located?

• In the mediastinum, left side of chest, directly behind the sternum

• In the abdominal cavity, below the liver

• In the cranial cavity, behind the eyes

• In the pelvic cavity, near the bladder

On average, the heart is the size of a:

• Apple

• Fist

• Foot

• Brain

What is the lower edge of the heart called?

• Apex

• Base

• Septum

• Atrium

What is the endocardium?

• Outer layer of the heart

• Middle layer of the heart

• Inner layer of the heart lining the heart chambers

• Valve of the heart