BIO160 Exam 3 review

What is lymph?

• Fluid within cells in a tissue

• Fluid within a tissue but between cells

• Fluid within lymphatic vessels

• Fluid within blood vessels

When the left ventricle contracts, blood is pumped into the:

• pulmonary trunk

• aorta

• right atrium

• left atrium

Lymphatic capillaries that surround the small intestines and absorb dietary lipids are called:

• trunks

• lymph nodes

• lacteals

• lymph nodules

A person who has blood type B has what antigens?

• A

• B

• both

• neither

Which of the following is a defensive function of blood?

• Distributing heat around the body

• Engulfing and destroying pathogens

• Delivery of nutrients to cells

• All are examples of defensive functions

What chamber receives oxygen rich blood from the lungs?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

The process of moving of air into and out of the lungs is called:

• primary respiration

• internal respiration

• pulmonary ventilation

• pulmonary peristalsis

The function of the valves in the heart is to prevent blood from moving backwards (backflow)

• True

• False

This collection of cells is the pacemaker of the heart and sets heart rhythm.

• SA node

• AV node

• Bundle branches

• Purkinje fibers

Internal respiration is:

• Moving air into the lungs

• Moving air out of the lungs

• Exchange of gas between alveolar air and the blood

• Exchange of gas between blood and body tissues