UNDERSTANDING - 1 - COW_Udder Anatomy

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* 1. Enter your First and Last Name

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* 2. The suspensory ligaments support and position the udder.

True

False

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* 3. Select the best answer. Milk production capacity is related to:

the size of the udder

the size of the gland cistern

the amount of connective tissue

the number of secretory cells

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* 4. Milk is stored entirely in the udder cistern during milkings.

True

False

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* 5. Fill in the blank. Milk secretory cells in the alveoli receive nutrients from the_____________system to produce milk.

circulatory

blood

None of the above

respiratory

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* 6. Select all that apply. The alveolus is:

where milk is stored

where milk is produced

part of the mammary gland lobule

composed of secretory cells

All of the above

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* 7. The udder receives signals from the nervous system to produce a milk letdown response.

True

False

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* 8. Fill in the blanks. Keratin produced by the interior skin of the teat canal stays soft/flexible/smooth while the keratin produced by the exterior skin of the teat end becomes _________________

hard

rigid

firm

inflexible

All of the above

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* 9. Milking does not affect the production of keratin by the teat canal and teat end.

True

False

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* 10. Select all that apply. The teat canal:

does not close completely between milkings

produces a hard form of keratin

acts as a barrier against mastitis pathogens

produces keratin at a rate related to the keratin removal during milking

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* 11. Select all that apply

teat skin acts as the first barrier for protection against pathogens

teat canal produces keratin to seal its interior

teat musculature closes the teat orifice

teat circulatory system reduces congestion in the teat end