Bradshaw_ Beverly Test- Skin. Homeostasis And More Flashcards
- How many layers of skin cells are found in the epidermis
5
CLF Skin Diagram
- What tissues make up skin
Smooth
CLF Skin Diagram
- What is the third layer of skin cells?
The area where new cells are made in the epidermis
CLF Skin Diagram
- What is the middle section on the skin
Dermis
CLF Skin Diagram
- What is the gland in the dermis
Sebaceous gland
CLF Skin Diagram
- What is the first layer of skin cells
The dead skin cells in the epidermis
CLF Skin Diagram
- Which of the following will help cool the body?
Evaporation of sweat from the skins surface
Think bank
- When the body temperature becomes abnormally high, thermoregulatory homeostasis is maintained by
An increase in sweat gland activity and an increase in blood flow in the skin
Think bank
27. Catalase is not a* A. protein B. catalyst C. Chemical D. Enzyme E. pigment F. All of these describe catalase
Pigment
Lab Enzymes - Temperature
- Muscles associate with hair follicles and are positioned in such a way that they contract in reaction to cold or emotional stimuli
Arrector pili
CLF Skin Diagram
- Washing your skin helps prevent
Acne
WKST - Skin
- When the arrector pili muscles contract
Goose bumps, from on the skin
CLF Skin Diagram
- The protein that helps protect the skin and underlying tissue is
Keratin
BP - Skin
- Where are sebaceous glands found?
Dermis
CLF Skin Diagram
- The independent variable in our experiment with the lab- enzyme and temperature was
Water temperature
Lab Enzymes - Temperature
- Light skinned races such as Caucasian have
Approximately the same number of melanocytes as races with darker skin
BP - Skin
- What do sebaceous glands,hair follicles, and sweat glands have in common
There all found in the dermis
CLF Skin Diagram
- How many hydrogen peroxide molecules are there in the above equation
2
Lab - Enzymes and temperature
- Nerves and blood vessels in the skin are located in the
Dermis
CLF Skin Diagram
- As people age, their bodies stop making elastin. This leads to*
Wrinkles and sagging skin
BP - Skin
- How does your body make new skin?
Through the division of existing skin cells
BP - Skin
- The forehead, eyelashes and the shin are missing which layer of skin
Subcutaneous tissue
BP - Skin
- ______ glands are associated with hair follicles
Sebaceous
CLF Skin Diagram
- Which of the following doesn’t belong with the others?
Thermometer
Lab - Enzymes and temperature
- Which doesn’t belong with the others?
A. Hydrogen peroxide B. Lactase C. Amylase D. Catalase E. hydrogen peroxidase F. Lipase
A. Hydrogen peroxide
Lab - Enzymes and temperature
- What animal is homeothermic?
Cat
WKST - Skin
- What is an example of positive feedback?
A women nursing a baby
BP - Homeostasis
- What would happen if the core body temperature was too low?
Hair stands up, you shiver, reduce blood flow
BP - Homeostasis
- What would happen if you didn’t run a fever when you got sick?
You wouldn’t fight of the infection as effectively as it could.
BP - Homeostasis
- Place the following events in sequence: A) Nerves and hormones communicate with hypothalamus B) You begin sweating C) You body begins overheating
C, A, B
Homeostasis
- The contractions experienced by women in labor are often very painful. Yet the body’s feedback system encourages them to continue. Why?
Though painful, the contractions help women give birth
BP - Homeostasis
- In your body the type of feedback that happens daily is
Negative
BP - Homeostasis
- The hormone that signals the kidneys to regulate the amount of water in the body is
Antidieuritc
23. Homeostasis
- Positive feedback control mechanism are:
More rare then negative feedback mechanism and tend to increase the original stimulus
BP - Homeostasis
- In the formula, how many atoms of hydrogen are in hydrogen peroxide
4
Lab - Enzymes and temperature
- What best describes the function of mitochondria
The convert energy from food molecules into energy the cell can use
Lab-Rubric Jello
- Which organelle store food and other materials needed by the cell?
Vacuole
Lab-Rubric Jello
- A healthy___________ provides the raw materials and energy necessary for health skin
Diet
WKST - Skin
- Skin cells produce_______, which helps the digestive system absorb calcium
Vitamin D
WKST - Skin
- Fat is one type of___________ tissue
Connective
Notes - Histology
- Washing your skin helps prevent condition called__________
Acne
BP - Skin
- What is the structure that is right outside of the ER and is kind of like the ER? Describe it
Packages/ distributes protein
Lab-Rubric Jello
- What is the structure that surrounds the nucleus? Describe it.
Endoplasmic Reticulum, transports proteins
Lab-Rubric Jello
- What are the characteristics of mammals?
The other characteristics are mammary gland, viviparous, homeotherm, and specializes teeth
Notes- Mammal Characteristics