Internal Balance Test (Ch. 7/8) Flashcards

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1
Q

Contractions that increase in strength during pregnancy are an example of a negative feedback mechanism.

A

False

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2
Q

An increase in body temperature is detected by sensors in the brain. The brain sends a nerve message to the hypothalamus.

A

True

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3
Q

Kidney’s remove waste, balance blood pH, and maintain water balance.

A

True

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4
Q

Wastes are filtered from the blood by the kidneys and conducted to the urinary bladder by the urethra.

A

False

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5
Q

A cross section of the kidneys shows an outer layer called the medulla, an inner layer called the cortex, and a hollow chamber called the reneal pelvis.

A

False

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6
Q

Plasma proteins, red blood cells, and platelets are transferred to the Bowman’s capsule.

A

False

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7
Q

When a person sweats and does not drink water, the pituitary gland releases ADH.

A

True

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8
Q

Large amounts of hormone are required to cause change.

A

False

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9
Q

Insulin secretion must be decreased during times of stress to keep blood glucose level high.

A

True

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10
Q

Insulin is produced in a healthy person when blood sugar is low.

A

False

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11
Q

People with diabetes feel tired because of low levels o glucose in the blood.

A

False

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12
Q

Large levels of testosterone in the blood deactivate the hypothalamus, which in turn stops the production of leutinizing hormone (LH).

A

True

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13
Q

As follicles develop in the ovary, estrogen concentration in the blood decreases.

A

False (increases)

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14
Q

A family doctor has a patient with the following symptoms: very high blood sugar levels; high sugar level in the urine; is very thirsty; produces large quantities of urine. Which condition should the doctor investigate?

A

diabetes mellitus

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15
Q

The term used to describe the ability of a living organism to adjust to changing environmental conditions by regulating their internal processes is

A

homeostasis

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16
Q

Which of the following analogies would best fit the action of the kidneys?

A

removing all the items and returning what is still useful.