A&P Study Guide Exam #4

Which enzyme is found in saliva?

• Bile

• Trypsin

• Ptyalin

• Lipase

An elevated serum creatinine level is most indicative of

• urinary retention.

• declining renal function.

• urinary bladder infection.

• renal calculi.

The spleen

• removes worn-out blood cells from circulation.

• is avascular.

• is located in the RUQ.

• secretes splenic hormones that control the entire lymphoid system.

The hepatic flexure does not involve the

• ascending colon.

• esophagus.

• transverse colon.

• large intestine.

Reasons why the kidneys fail include:

• Infection, nephrotoxic drugs, and chronic hypertension.

• Endocrine disorders, Escherichia coli, and a low plasma level of calcium.

• Nephrotoxic drugs, diabetes, and dehydration.

• Nephrotoxic drugs, gout, and oliguria.

The trachea

• contains C-shaped cartilaginous rings.

• encircles the pulmonary artery, where gas exchange occurs

• is lined with surfactant-secreting cells.

• is located within the pleural cavity.

This organ engages in erythropoiesis in the fetus, produces lymphocytes in the adult, and stores platelets.

• Liver

• Spleen

• Adenoids

• Tonsils

Aldosterone

• is secreted by the posterior pituitary gland.

• acts on the collecting duct blocking the reabsorption of water.

• stimulates the reabsorption of water but has no effect on potassium.

• is a mineralocorticoid that stimulates the reabsorption of sodium.

Tags

NGSS.HS-LS1-3

Creatinine is

• completely reabsorbed by the peritubular capillaries.

• a waste product that is filtered and not reabsorbed.

• a renal enzyme that activates angiotensinogen.

• a renal hormone that stimulates red blood cell production by the bone marrow.

Tags

NGSS.HS-LS1-3

Anatomical dead air space is most associated with which structure?

• Frontal sinus

• Alveoli

• Trachea

• Esophagus