Which of the following structures in the male reproductive system secretes a fluid that nourishes
and protects sperm?
ANS: Prostate Gland
Which of the following is a function of the circulatory
system? ANS: To transport hormones
Emphysema caused by damage to alveoli from toxins and pollutants is likely to result in the
body having difficulty performing which of the following action?
ANS: Exchanging oxygen and carbon dioxide
A cell is placed in a hypertonic solution, Which of the following describes the resulting
osmosis? ANS: There is no net flow of water out of a cell
Which of the following pathways best represents the expected flow of blood from the human
heart to an organ?
ANS: Blood pumped from the heart first enters arteries that then narrow to form arterioles that
deliver blood to capillaries of the organ.
Which of the following is a function of the integumentary
system? ANS: Storage of fat
Sunlight can damage epithelial cells of the skin, but limited exposure to ultraviolet radiation
results in the beneficial production of which of the following?
ANS: Vitamin D
Which off the following skin layer contains dead cells?
ANS: Stratum Corneum
Histones are proteins associated with which of the following?
ANS: DNA
Which of the following is an efferent neuron that is responsible for releasing a neurotransmitter
that stimulates a muscle cell?
ANS: Motor neuron
Which of the following body system is the primary system involved in preventing an infection
, when a cut in the skin allows bacteria to enter the body?
ANS: The immune system
Which of the following organs filters excess solutes from the
blood? ANS: Kidney
During a 56-week test 3,731 patients participated in a double-blind trail. Participants did not
have type 2 diabetics mellitus. one group of participants received once daily subcutaneous
injection of