BIO 102 Quiz #1
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- 1.A physician is concerned because a patient is showing signs of slowed nerve impulse transmission. This symptom is likely caused by damage to:
- A.
Myelin Sheath
- B.
Leukocytes
- C.
Epithelial Cells
- D.
Adipocytes
- E.
Chondrocytes
- 2.Structure in the living world is organized into hierarchical levels. Which of the following lists these from the least inclusive to the most inclusive?
- A.
Cell, Molecule, Organ, Organ System, Tissue and Organism
- B.
Molecule, Cell, Tissue, Organ, Organ System and Organism
- C.
Molecule, Cell, Organ, Organ System, Tissue and Organism
- D.
Cell, Molecule, Tissue, Organ, Organ System and Organism
- E.
Molecule, Cell, Tissue, Organ System, Organ and Organism
- 3.Blood vessels are lined by a single layer of flattened cells. Which type of cells line a blood vessel?
- A.
Stratified Squamous
- B.
Simple Cuboidal
- C.
Simple Squamous
- D.
Simple Columnar
- E.
Pseudostratified Columnar
- 4.Humans promote homeostasis by:
- A.
Adding clothes when they are cold
- B.
Drinking water when they are dehydrated
- C.
Urinating when their bladders are full
- D.
Eating when their calories are low
- E.
All of the above
- 5.Which of the following is formed from a matrix of collagen fibers embedded in a hard mineral substance?
- A.
Blood
- B.
Cartilage
- C.
Bone
- D.
Adipose Tissue
- E.
Chondrocytes
- 6.Collagen and elastin are:
- A.
Fibrous proteins secreted by fibroblasts
- B.
Secreted by fibroblasts
- C.
Enzymes
- D.
Enzymes secreted by fibroblasts
- E.
Fibrous muscle proteins
- 7.Which of the following organisms are not annelids?
- A.
Flukes
- B.
Leeches
- C.
Earthworms
- D.
Polychaetes
- 8.The cells lining the air sacs in the lungs makeup a:
- A.
Simple Squamous Epithelium
- B.
Stratified Squamous Epithelium
- C.
Simple Columnar Epithelium
- D.
Cuboidal Epithelium
- E.
Pseudostratified Epithelium
- 9.Which of the following statements about organs is false?
- A.
An organ represents a higher level of structure than the tissues composing it
- B.
An organ consists of several tissues
- C.
An organ can only carry out the functions of its component tissues
- D.
An organ consists of many cells
- E.
Organs are found in virtually all animals except sponges and some cnidarians
- 10.Which of the following lacks definite tissues and posseses asymmetrical or radial symmetry?
- A.
Hydra
- B.
Sponge
- C.
Jellyfish
- D.
Coral
- 11.Which systems control body functions?
- A.
Endocrine and Exocrine systems
- B.
Exocrine and Excretory systems
- C.
Endocrine and the Nervous systems
- D.
Circulatory and Respiratory systems
- E.
Circulatory and Muscular
- 12.Which of the following organisms have a gastrovascular cavity?
- A.
Hydra
- B.
Earthworm
- C.
Grasshopper
- D.
Bird
- 13.Which is true of homeostasis?
- A.
It is the maintenance of constant internal state
- B.
Is results from hormone imbalance
- C.
It is a pathological condition
- D.
It is the way the internal environment influences the external environment
- 14.Connective tissue is different from the other major tissues in that:
- A.
It is made of cells
- B.
The cells are sparsely scattered through a non-living matrix
- C.
It is not made of cells
- D.
It has no essential function in an animal's body
- E.
It is found only in humans
- 15.The most common type of connective tissue in the human body is:
- A.
Fibrous Connective Tissue
- B.
Adipose Tissue
- C.
Loose Connective Tissue
- D.
Bone
- E.
Loose Adipose Tisue
- 16.Which is the most abundant kind of tissue in an animal, such as a gorilla?
- A.
Connective
- B.
Epithelial
- C.
Blood
- D.
Muscle
- 17.The germ layer of the mesoderm develops into:
- A.
Skin
- B.
Nervous System
- C.
Liver
- D.
Lungs
- E.
Muscles
- 18.Which is a true statement of smooth muscle?
- A.
Voluntary Body Activities
- B.
The pumping action of the heart
- C.
An athlete's ability to run a 100 meter dash
- D.
Involuntary Body Activities
- 19.The structural and functional unit of nervous tissue is the:
- A.
Dendrite
- B.
Axon
- C.
Neuron
- D.
Nerve
- E.
Collagen
- 20.The germ layer called the endoderm develops into:
- A.
Skin
- B.
Nervous System
- C.
Liver
- D.
Lungs
- E.
Muscles
- 21.Our cells use Vitamin C to make collagen. People with too much Vitamin C have increased risk of small blood vessels rupturing. Which of the following is the best explanation for this observation?
- A.
Collagen is the connective tissue in blood
- B.
Collagen weakens the cells lining the blood vessels
- C.
Collagen is in the connective tissue surrounding blood vessels
- D.
Collagen causes blood vessels to become stiff and more likely to break
- E.
Collagen inhibits blood clotting
- 22.Scleroderma is an auto-immune diesease in which repeated bouts of inflammation resuls in fibroblasts depositing collagen in the skin. Which of the following would be a symptom of Scleroderma?
- A.
Increased blood flow to the skin
- B.
Increased flexibility in the skin
- C.
Changes in the skins cell type from squamous to columnar
- D.
Changes in the skin cell type from columnar to squamous
- E.
Less flexibility in the skin
- 23.The simple cuboidal cells found in the tubules would have which function?
- A.
Allow exchange of substances by diffusion and osmosis
- B.
Protect areas subject to abrasion
- C.
Secrete and absorb substances
- D.
Secrete hormones
- E.
Secrete and propel mucous
- 24.Which of the following is true of Vitamin D and Folic Acid for humans?
- A.
They cannot be synthesized enough to meet a person's demand
- B.
They cannot be synthesized at all by the human body
- C.
They must be consumed in the diet
- D.
They are both used to regulate calcium uptake by the bones
- E.
Enough can be synthesized by the body to meet a person's demand
- 25.When a blood clot beings to form, the enzyme Thrombin is formed. Thrombin then activates the enzymes that produce more Thrombin. This is an example.
- A.
Negative Feedback
- B.
Positive Feedback
- C.
Endocrine Feedback
- D.
Nervous Feedback
- E.
Hormonal Feedback
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