Name:____________________________________
Date:_____________
Hour:________
Health Occ. Ch. 7.1 & 7.3 Test Review
1.
How do cells vary? SIZE, STRUCTURE, AND FUNCTION
2.
What is the function of the cytoplasm? SITE OF METABOLSIM (MATERIAL BETWEEN NUCLEUS & CELL MEMBRANE)
3.
Which structure is composed of DNA? CHROMOSOMES
4.
What is edema? FLUID RETENTION CAUSING SWELLING
5.
How do sex cells divide? How many cells are the end products? MEIOSIS, 4 HAPLOID CELLS
6.
What are two types of liquid connective tissues? BLOOD & LYMPH
7.
List the levels of organization for an organism from smallest to largest.
ORGANELLE---CELL---TISSUE---ORGAN---ORGAN SYSTEMS
8.
What are stem cells are where do they come from? BLANK CELLS THAT CAN SPECIALIZE INTO SPECIFIC CELLS. THEY COME
FROM BLASTOCYST, UMBILICAL CORD, AND ADULT BONE MARROW
9.
Define anatomy and physiology. ANATOMY = STRUCTURE PHYSIOLOGY =FUNCTION
10. Which part of the cell condenses during cell reproduction? CHROMATIN INTO CHROMOSOMES
11. Define pathophysiology- FUNCTIONAL CHANGES IN CELLS RESULTING IN DISEASE
12. List the organelles found in a cell and give a brief description of its function(s).
ORGANELLE:
FUNCTION:
BE ABLE TO LABEL THE CELL DIAGRAM
a. NUCLEUS = CONTROL CENTER OF THE CELL
b. NUCLEOLUS = PRODUCES RIBOSOMES
c. NUCLEAR MEMBRANE = MEMBRANE SURROUNDING THE NUCLEUS
d. MITOCHONDRIA = POWERHOUSE OF THE CELL (ENERGY)
e. PLASMA MEMBRANE = MATERIAL BETWEEN THE NUCLEUS AND CELL MEMBRANE (ENTERS & EXITS)
f. VACUOLE = STORAGE STRUCTURE
g. CYTOPLASM = MATERIAL BETWEEN NUCLEUS AND CELL MEMBRANE (SITE OF METABLOLISM)
h. RIBOSOMES = MANUFACTURES PROTEINS
i. SMOOTH E.R. = CELL’S INTERNAL TRANSPORT SYSTEM
j. ROUGH E.R. = ENDOPLASMIC RETICULUM WITH RIBOSOMES ATTACHED
k. GOLGI COMPLEX = PACKAGING OF PROTEINS
l. LYSOSOME = DIGEST LARGE PARTICLES (WORN OUT CELL PARTS)
m. CENTRIOLES = USED DURING CELL DIVISION (AIDS IN REPRODUCTION)
13. Corium or true skin is known as the DERMIS *BE ABLE TO IDENTIFY: EPIDERMIS, DERMIS, HAIR SHAFT & FOLLICLE, SEBACEOUS GLAND
14. What is a scab of dried pus or blood called? CRUST
15. What is cyanosis? BLUISH DISCOLORATION CAUSED BY LACK OF OXYGEN
16. What is the most dangerous type of skin cancer? MALIGNANT MELANOMA
17. Explain what is happening when blood vessels dilate and constrict. DIALATES ALLOWING HEAT TO ESCAPE. CONSTRICT
TO RETAIN HEAT
18. What are the components that make up the nail bed? KERATINIZED EPIDERMAL, EPITHELIAL CELLS
19. The skin is an organ, system, or membrane? ALL
20. Define Alopecia. BALDNESS
21. What is the function of the oil gland? KEEPS HAIR FROM BEING DRY AND ACTS AS AN ANTIBACTERIAL & ANTIFUNGAL
22. What is Impetigo? HIGHLY CONTAGIOUS STREP OR STAPH SKIN INFECTION
23. Why does sweat smell? MIXES WITH BACTERIA ON THE BODY
24. What is the diaphragms main purpose? SEPARATE THORACIC FROM ABDOMINAL CAVITIES & AIDS RESPIRATION
25. What determines the amount of melanin produced in the epidermis? GENETICS
26. List the causes of skin cancer. VIRUSES, MOLES, SUN OR UV EXPOSURE, CHEMICALS, & RADIATION