Hormones

Insulin causes

• a decrease in the concentration of blood glucose
• a decrease in the permeability of cell membranes to glucose
• an increase in the production of glucose from glycogen
• none of these is correct

Tags

NGSS.HS-LS1-3

What gland secrete hormones directly into the bloodstream ?

• pineal gland

• Exocrine gland

• Endocrine gland

• Pituitary gland

What is released if glucose levels are too low?

• Insulin

• Glucagon

• Amylase

• Pepsin

Tags

NGSS.HS-LS1-3

What is glucagon's major role in the body?

• to raise blood sugar
• to lower blood sugar
• to receive signals from the pituitary

Tags

NGSS.HS-LS1-3

Insulin and glucagon are produced by

• the liver

• the pancreas

• the kidneys

The diagram shows the mechanisms that control the concentration of glucose in the blood.

Which row identifies the glands and hormones labelled W, X, Y and Z?

• W - adrenal gland, X - adrenaline, Y - adrenal gland, Z - glucagon

• W - adrenal gland, X - adrenaline, Y - pancreas, Z - insulin

• W - pancreas, X - glucagon, Y - adrenal gland, Z - insulin

• W - pancreas, X - insulin, Y - pancreas, Z - glucagon

Tags

NGSS.HS-LS1-3

A hormone is

• a chemical substance produced by a gland and carried by the lymph.

• an enzyme produced by a gland and carried by the blood.

• a chemical substance produced by an organ and carried by the blood.

• a chemical substance produced by a gland and carried by the blood.

Which row shows the effects of increased adrenaline release?

breathing rate >> pulse rate >> pupil

• decreases >>increases >>widens

• increases >> decreases >> widens

• increases >> increases>> narrows

• increases >> increases>> widens

Tags

NGSS.HS-LS1-3

decreases blood calcium levels

• aldosterone

• calcitonin

• parathyroid hormone

• prolactin

produces female sex characteristics; controls menstrual cycle

• aldosterone

• estrogen

• insulin

• prolactin

Tags

NGSS.HS-LS1-3