Endocrine System Quiz


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Plays a role in immune function and is located anterior to the heart. This gland is much larger in babies and children and regresses in size as a person ages.

A. Thymus

B. Hypothalamus

C. Thyroid

D. Thalamus


Made up of nervous tissue that is stimulated by the sympathetic nervous system to secrete two hormones: Epinephrine and Norepinephrine (NE).

A. Adrenal Cortex

B. Adrenal Medulla

C. Androgens


Occurs when a hormone is secreted that, in turn, stimulates the secretion of other hormones.

A. Humoral Stimuli

B. Neural Stimuli

C. Hormonal Stimuli


Are hormones that increase male characteristics.

A. Adrenal Cortex

B. Adrenal Medulla

C. Androgens


Composed of a head, body, and tail. Have both endocrine and exocrine functions.

A. Pancreas

B. Pangreas

C. Pancake

D. Pancrease


Secreted by cells in a local area; influences the activity of the same cell or cell type from which it was secreted.

A. Autocrine

B. Paracrine

C. Neurotransmitter

D. Endocrine


Not a type of stimuli hormone release

A. Humoral Stimuli

B. Neural Stimuli

C. Hormonal Stimuli

D. Humoural Stimuli


NOT a hormone secreted by the anterior pituitary

A. Human Growth Hormone (hGH)

B. Prolactin (PRL)

C. Oxytocin (OT)

D. Adrenocorticotropic Hormone (ACTH)


It is glandular and can be divided histologically into three layers, each layer secreting a different hormone.

A. Adrenal Cortex

B. Adrenal Medulla

C. Androgens


Blood-borne chemicals can directly stimulate the release of some hormones.

A. Humoral Stimuli

B. Neural Stimuli

C. Hormonal Stimuli


Are also known as the suprarenal glands because of their location on the superior part of the kidneys.

A. Adrenal Glands

B. Thyroid Glands

C. Hypothalamus

D. Pineal Glands


Exocrine enzymes are secreted into the duodenum of the small intestine through this duct and function in digestion.

A. Pancreatic Duct

B. Duct Tape

C. Pineal Duct


Embedded in the posterior surface of the thyroid gland are typically four small and round.

A. Parathyroid Glands

B. Thyroid Gland


It has many glands that secrete hormones into the bloodstream. These chemicals are transported throughout the body in blood and bind to target cells that have cell membrane receptors for a specific hormone.

A. Skeletal System

B. Muscular System

C. Endocrine System

D. Reproductive System


Has two lobes with a connecting isthmus and lies on both sides of the trachea near the thyroid cartilage (Adam’s apple) of the larynx.

A. Thyroid Gland

B. Pituitary Gland

C. Pineal Gland

D. Adrenal Gland


Polar molecules, they include protein hormones, peptide hormones, and most amino acid derivative hormones.

A. Lipid-Soluble-Hormones

B. Water-Soluble-Hormones


Also called Adenohypophysis

A. Anterior Pituitary

B. Posterior Pituitary


Islets of Langerhans, are located as little islands among the clusters of acini cells.

A. Pancreatic Islets

B. Hundred Islands

C. Pineal Islets


The stalk that connects the hypothalamus to the pituitary gland and contains a direct blood supply to the pituitary.

A. Infundibulum

B. Duodenum

C. Follicle Cells

D. Parafollicular Cells


Secreted into the blood by specialized cells; travels some distance to target tissues; results in coordinated regulation of cell function.

A. Autocrine

B. Paracrine

C. Neurotransmitter

D. Endocrine


Produces Thyroxine (T4) or tetraiodothyronine and triiodothyronine (T3)

A. Thyroglobulin

B. Posterior Pituitary

C. Adrenal Cortex

D. Adrenal Medulla


Beta cells secrete what?

A. Glucagon

B. Insulin


The middle layer, has long cords and is the largest layer. Secreted glucocorticoids, with cortisol being the main hormones secreted.

A. Zona Glomerulosa

B. Zona Fasciculata

C. Zona Reticularis


Also called Neurohypophysis

A. Anterior Pituitary

B. Posterior Pituitary


is a small, cone-shaped gland that is located in the brain posterior to the thalamus and superior to the cerebellum.

A. Pineal Gland

B. Thyroid Gland

C. Thymus

D. Pancreas




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