NAME______________________________________ SOC.SEC#________________________

BIO121 HUMAN ANATOMY EXAM 1 -  FALL 2000 – 100 POINTS TOTAL

IMPORTANT: WRITE YOUR NAME ON EACH PAGE OF THE EXAM NOW.

 PART 1. MULTIPLE CHOICE. (2 points each, 30 possible points). CHOOSE THE BEST ANSWER AND BUBBLE IN THE APPROPRIATE LETTER ON THE BUBBLE SHEET PROVIDED. MAKE SURE TO PUT YOUR NAME ON THE BUBBLE SHEET AND BUBBLE IN THE LETTERS.

 1. The smallest living units of the body are:   

1. molecules
2. organelles
3. organs
4. cells
5. atoms

 2. Which of the following pairs of anatomical terms are correctly associated with their opposites?

1. distal, coronal
2. proximal, distal
3. cranial, lateral
4. cephalic, posterior
5. medial, distal

 3.  The changes that occur in a cell during mitosis in correct order include? 
  

            1. chromatid pairs move to metaphase plate
            2. chromatid pairs are pulled to opposite ends of cell by spindle
            3. pairs of centrioles move apart connected by spindle fibers
            4. daughter cells separate as cytoplasm constricts at metaphase plate
            5. nuclear membrane forms around chromosomes as they uncoil
           

1. 3, 2, 1, 5, 4
2. 2, 1, 3, 4, 5
3. 3, 1, 2, 5, 4
4. 3, 5, 1, 2, 4
5. 2, 3, 5, 4, 1

 4. The network of intracellular membranes that may have attached ribosomes is called the _______.

1. endoplasmic reticulum
2. ribosomal layer
3. nuclear envelope
4. nucleoplasm
5. Golgi apparatus

 5. Which lists the four basic categories of tissues?         

1. neural, epithelial, fluid, muscle
2. epithelial, connective, muscle, neural
3. muscle, neural, skeletal, connective
4. epithelial, skeletal, connective, reticular
5. connective, skeletal, epithelial, neural

6.  Which lists the basic components of all connective tissue types?

1. fibroblasts, hypodermis, cartilage
2. specialized cells, extracellular protein fibers, ground substance
3. extracellular protein fibers, watery fluid, specialized cells
4. adipocytes, macrophages, collagen fibers, water
5. ground substance, specialized cells, collagen fibers

7. Which of the following plays no role in skin color?    

1. keratin
2. hemoglobin
3. carotene
4. ultraviolet rays
5. melanin

 8.  A section of thick skin includes five layers. In correct order from the basement membrane to the surface these strata are:

1. granulosum
2. lucidum
3. corneum
4. germinativum
5. spinousm

1. 1, 2, 3, 4, 5
2. 4, 5, 1, 2, 3
3. 5, 4, 3, 2, 1
4. 3, 2, 5, 4, 1
5. 1, 3, 5, 4, 2

 9. The primary cell type in the epidermis is the _______________.

1. Langerhans cell
2. Merkel cell
3. keratinocyte
4. melanocytes
5. epiblasts

 10. All of which combination of bones contain a paranasal sinus?

1. maxillary, sphenoid, frontal, ethmoid
2. temporal, sphenoid, frontal, nasal
3. frontal, nasal, ethmoid, maxillary
4. ethmoid, temporal, maxillary, lacrimal
5. sphenoid, temporal, maxillary, nasal

 11. A major difference between compact and spongy bone is that

1. spongy bone has no concentric lamellae
2. spongy bone contains no hydroxyapatite
3. the composition of the matrix is different
4. the trabeculae of compact bone are larger
5. there are no osteons in spongy bone

  NAME______________________________________

  12. The connective tissue covering of the outer or superficial surface of cartilage is the:

1. articular cartilage
2. periosteum
3. chondrosteum
4. perichondrium
5. exochondrium

 13. The activity of ____________ produces new bone matrix, while ____________ can remove bone matrix.

1. osteocytes, osteoblasts
2. osteoblasts, osteoclasts
3. osteoblasts, osteocytes
4. osteoclasts, osteocytes
5. osteoclasts, osteoblasts

 14. The mechanism of increase in the length of a bone is:

1. the same as the mechanism for the increase in the diameter of the bone
2. appositional growth
3. the formation of new bone at the epiphyseal plate
4. chondrification
5. intermembranous growth

 15. The three functional classes of articulations are

1. synarthrosis, amphiarthrosis, diarthrosis
2. syndesmosis, symphysis, amphiarthrosis
3. monaxial, biaxial, triaxial
4. gomphosis, synchondrosis, synostosis
5. synarthrosis, diarthrosis, semiarthrosis

PART 2. FILL-IN-THE-BLANK. (1 point each, 10 possible points). FILL IN THE MISSING WORD IN THE SPACE PROVIDED.

 1.  ______ _____ are structures that perform specific functions within the cell.

 2.  Interlocking membrane proteins create a cytoplasmic connection between two cells through which small molecules pass in those cell junctions called _____ _______  .

 3.  In a neuron, the ___ __________ sends impulses while the ____ _____ receives impulses.

 4.  __ _____form a fluid on their surface that prevents friction between the surfaces of the walls of a cavity and the internal organs.

 5.  The integument is separated from the deep fascia around muscles and bones by the ____ _  or superficial fascia.

 6.  The process of ___ __________ occurs everywhere on exposed skin surfaces except over the anterior surfaces of the eyes.

 7. The outer surfaces and walls of bone are formed by ____ ______________ bone.
                                        

8. The ____ _____________  remains exposed at a joint cavity and prevents damaging

         bone-to-bone contact.

9. The deposition of __ __________salts around the protein fibers of the matrix of bone makes the bone both solid and sturdy.

10.  The __ ______________ are struts or plates within one type of bony tissue that assist in withstanding stresses in various directions.

NAME______________________________________

PART 3. MATCHING. (1 POINT EACH, 20 POSSIBLE POINTS). MATCH THE PHRASE BELOW WITH THE CORRESPONDING WORD FROM THE WORD BANK. ENTERYOUR ANSWER IN THE SPACE PROVIDED BEFORE EACH PHRASE. BE CAREFUL TO WRITE THE CORRECT LETTER, SOME WORDS HAVE 2 LETTERS.

 __ 1.  Another name for forearm

___ 2.  Hairlike cellular extensions that move substances over cell surfaces

___ 3.  Collagen fibers incorporated into bone from tendons

___ 4.  Vesicles that rid cell of bacteria and debris

____5.  An energy requiring process whereby vesicles containing fluid or solid materials are formed

___ 6.   Produces connective tissue fibers

___ 7.  Epithelium that allows stretching

___ 8.  Striated involuntary muscle

___ 9.  Secretions discharged onto a surface, often through a duct

___ 10.  Part of a hair extending its exposed tip above the skin

___ 11.  Holocrine glands that secrete a waxy, oily secretion into hair follicle

___ 12.  These glands begin producing a viscous, odorous secretion at puberty

___ 13.  Membrane covering the outer surface of the heart

___ 14.  Lines internal surfaces of bone

___ 15.  These glands discharge a clear, watery secretion

___ 16.  Type of bone formation that begins with formation of a cartilage model

___ 17.  First step in fracture repair

___ 18.  Slightly movable joint

___ 19.  Storage of lipids in osseous tissue

___ 20.  Air filled chambers that open into nasal cavity