{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

77 - Vitamin Deficiency Symptoms Vitamin A deficiency...

Info iconThis preview shows pages 1–25. Sign up to view the full content.

View Full Document Right Arrow Icon
Vitamin Deficiency Symptoms
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Vitamin A deficiency Xeropthalmia in rat - dryness of the cornea Early stages are curable
Background image of page 2
Cured with 6 days treatment with Vitamin A
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Late Stages are incurable - Vitamin A deficiency Clouding of cornea, ulceration, keratomalacia
Background image of page 4
Vitamin A deficiency Night Blindness Imagine you are in the car at the left and this is what you see.
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Car approaches, note sign on the right.
Background image of page 6
Car passes. Notice distance down the road, signs. Normal vision
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Car passes. Notice distance down the road, signs. Night Blindness Eye fails to adapt quickly to decreased light.
Background image of page 8
Follicular hyperkeratosis. Goose flesh. Pustulation occurs and is confused with acne. Vitamin A deficiency. Human shoulder.
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Histological section of skin. Hair follicle with hyperkeratosis. (Excess keratinized tissue).
Background image of page 10
Pellegra. Niacin deficiency. Dermatitis, diarrhea, dementia.
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Same patient after niacin treatment.
Background image of page 12
Riboflavin deficiency. Generalized dermititis & growth failure. Marked keratitis of cornea.
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
1 month of riboflavin treatment. Only slight traces of deficiency symptoms remain.
Background image of page 14
2 months of riboflavin treatment. No signs remain.
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Thiamin deficiency - Polyneuritis. Arched back & hyperextended legs, spastic gait, loss of balance.
Background image of page 16
Same rat as previous after 8 hrs treatment with Thiamin HCL.
Background image of page 17

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Pantothenic acid deficiency in chick
Background image of page 18
Same chick as previous after 3 weeks treatment.
Background image of page 19

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Biotin deficiency - egg white injury from avidin
Background image of page 20
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}