WorksheetsEndocrine and Excretion Unit Test
Total questions: 25
Worksheet time: 1hrs 15mins
The layer of the kidney that acts as a collector of and funnel for urine is called the:
Cortex
Medulla
Pelvis
Nephron
:)
The structures in the kidney that actually form urine are called:
Ureters
Villi
Nephrons
Cortices
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Which of the following most accurately describes the primary function of the kidney?
To rid the body of carbon-based wastes
To rid the body of materials that cannot be digested
To rid the body of salt-containing wastes
To rid the body of nitrogenous wastes
:)
A ureter connects which two structures of the excretory system?
Kidney and bladder
Renal artery and kidney
Renal artery and renal vein
Kidney and renal pelvis
:)
How does the glomerulus filter blood into the Bowman's capsule?
Using a concentration gradient
Using high pressure
Using passive transport
Using active transport
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Which of the following structures is a knot of twisted blood vessels that assist in blood filtration?
Glomerulus
Bowman's capsule
Renal tubule
Loop of Henle
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Which of the following statements about reabsorption is FALSE?
It occurs in the renal tubule
It helps the body to reduce urine volume
It helps the body keep valuable salts
It helps the body keep valuable urea
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The bladder is the structure labelled:
A
B
C
D
:)
The structure that removes urine from the renal pelvis is called the ______ and is labelled ____ in this diagram.
Urethra; D
Ureter; D
Urethra; G
Ureter; G
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The function of the structure labelled 8 is to:
Carry urine to the renal pelvis
Perform reabsorption
Maintain kidney threshold level
Provide oxygenated blood to the nephron
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The Bowman's capsule is labelled:
6
7
8
4
:)
The main difference between endocrine and exocrine glands is:
Endocrine glands produce steroid hormones and exocrine glands produce protein hormones
Endocrine glands produce protein hormones and exocrine glands produce steroid hormones
Endocrine glands distribute hormones using the circulatory system and exocrine glands release hormones into ducts
Endocrine glands release hormones into ducts and exocrine glands distribute their hormones using the circulatory system
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Hormones for which the gland of origin and target tissue are the same are called:
Protein hormones
Corticotropoglandins
Prostaglandins
Anabolic steroids
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The hormone calcitonin is secreted by the ______ gland(s) and functions to _______________.
Parathyroid; facilitate bone and tooth formation during childhood
Thyroid; control blood calcium levels
Parathyroid; improve calcium absorption in the intestinal villi
Thyroid; speed up transmission of impulses between motor neurone and muscles
:)
During times of stress, this hormone triggers the adrenal glands.
Adrenalizing hormone
Follicle stimulating hormone
Adrenocorticotropic hormone
Luteinizing hormone
:)
Released from the pituitary gland, this hormone helps to regulate the body's water balance.
Antidiuretic hormone
Thyroxine
Aldosterone
Oxytocin
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The hormone ______ promotes normal physical growth in children, with its levels peaking around puberty. This hormone is released from the ________.
Calcitonin; parathyroid gland
Human growth hormone; anterior pituitary gland
Melatonin; pineal gland
Human growth hormone; posterior pituitary gland
:)
The relationship between insulin and glucagon can best be described as:
Positive feedback
Negative feedback
Homeostatic disruption
Co-regulation
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A hypo secretion of thyroxine that starts in early childhood may result in:
Hypothyroidism
Goiter
Cushing's disease
Cretinism
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If the adrenal cortex does not produce enough aldosterone and cortisol, the result will be:
Cushing's disease
Addison's disease
Diabetes
Gigantism
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Insulin comes from the ___ cells and glucagon comes from the ___ cells.
Liver; pancreatic
Pancreatic; liver
Alpha; beta
Beta; alpha
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The thyroid gland is the structure labelled:
2
8
7
3
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The pancreas is the structure labelled:
4
9
3
2
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The pineal gland is the structure labelled:
1
9
3
4
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The adrenal glands are the structures labelled:
8
7
5
6
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