Anaphy Flashcards
Which of the following is the synapse between a somatic motor neuron and a skeletal muscle fiber?
Neuromuscular Junction
What organelle digests worn-out organelles and extracellular materials?
Lysosome
The special properties of muscular tissue;
The ability to generate tension to do work
Contractility
Body fluid that is found between cells in tissue
Interstitial fluid
A cellular structure with specific function
Organelle
Type of muscle contraction where there is constant tension, but the muscle fiber length shortens
Concentric Contraction
Which of the following is not considered to be a flat bone
Vertebrates
Siin aging may be attributed to which of the following?
A. Loss of skin elasticity
B. Loss of fat in the dermis
C. Decrease in the number of collagen bundles
D. All of the above
E. A and C
D.
The substance that gives bone tissue its disctinct hardness
Hydroxyapatite
The following are true of parathyroid hormone, EXCEPT:
Produced in the thyroid gland
Not a function of the skeletal system
Production of Calcitonin
When someone tells you to lie on your stomach, this movement is called?
Pronation
Muscle Contraction occurs because cross-bridges attach to and “walk” along the thin filaments at both ends of a sarcomere, what happens to the sarcomere in this situation?
It expands
Muscle type that has a shape that is elongated with blunt ends
Skeletal muscle
Structural unit of compact bone
Osteon
Production of gamete occurs through
Mitosis
Which of the following is the skeletal muscle fiber’s contractile unit?
Myofibril
During childhood, long bones grow wider due to:
Osteoblast activity at bone surface
These cells participate in normalizing Ca levels in the body by releasing calcium stores in the skeletal system.
Osteoclast
Level of study under Human Structural Biology involving easily observable large structures is () Anatomy.
Gross
What step in protein synthesis means to copy into a complementary sequence of codons in a strand of RNA?
Transcription
Anatomy is the study of () and Physiology is the study of ()
Structure; Function
What is the thickest layer of the epidermis?
Stratum Spinosum
Which of the following muscles is named after its shape?
Procerus
Which of the following is true regarding skeletal muscles?
The greater the length of muscle fibers, the wider the range of motion
Estrogen has the following effects on the growing skeleton EXCEPT:
Increase in the height of the pelvis compared to males
Elongation of long bones during childhood takes place at the:
Metaphyses
What layer of the epidermis contains keratohyalin granules?
Stratum Granulosum
Which of the following best describes a muscle?
The muscle constitute 40-50% of total body weight.
The main parts of a cell are the:
Nucleus, cytoplasm, cell membrane
The following are structures that make up the Peripheral Nervous System.
Spinal Cord
Melanin against UV light is what function of the skin?
protection
Vasodilatation of superficial blood vessels on the cheeks is an example of what function of the skin?
Thermoregulation
This color is due to the oxygen carrying pigment of RBC
Hemoglobin
It attaches bone to bone
ligament
Why is ATP important?
ATP is our body’s energy transferring source
The normal adult human skeleton has how many bones?
206
What is the sum of all the chemical processes that occur in the body?
metabolism
skeletal muscle may attach to bone or to other muscle, which of the following attachments is ropelike in shape?
Tendon
Which one of the following descriptions do not define a body in anatomical position?
Palms turned backward
Which of the following is the skeletal muscle fiber’s specialized endoplasmic reticulum?
Sarcoplasmic reticulum
Which of the following is the thin contractile protein?
Actin
What layer of the epidermis is NOT found in thin skin?
Stratum Lucidum
Which of the following is the major cell of skeletal muscles?
Skeletal Muscle Fiber
Calcium is needed for the proper functioning of the following, EXCEPT:
A. Nervous System
B. Heart Contraction
C. Blood Clotting
D. All of the Above
E. None of the above
D. all of the above
Which of the following is NOT a short bone?
Hyoid
Which of the following is the skeletal muscle fiber’s cytoplasm?
Sarcoplasm
Which of the following is NOT TRUE?
Osteoclast: maintains bone matrix
Which of the following best describes a skeletal muscle?
This muscle is striated and voluntary
Which of the following is the skeletal muscle fiber’s plasma membrane?
Sarcolemma
The parietal bones form via intramembranous ossification. This means that during development the following structures are present, EXCEPT
Hyaline Template
Sebaceous gland secretion provides the following benefit/s:
A. Inhibits bacterial growth
B. Skin becomes soft
C. Prevents dryness
D. None of the above
E. All of the above
E. all of the above
Which organ system is involved in allowing locomotion and maintaining posture?
Muscular
It is the visible portion of a nail.
Nail Body
Which of the following muscles has 3 bellies?
Triceps brachii
Membrane that lines the medullary cavity.
Endosteum
In reference to its attachment to the shoulder, the elbow is () to the wrist.
Proximal
The tough connective tissue containing osteoprogenitor cells found in the outer surface of bones is called the:
Periosteum
Severe infection of bones commonly caused by S.aureus
Osteomyelitis
This is a term ensuring that the body’s internal environment remains constant despite changes inside and outside the body
Homeostasis
This is the layer where appendages like hair follicles are found.
Reticular dermis
The beginning of the formation of the cleave furrow is observed in what stage of mitosis?
Anaphase
What layer of epidermis is the source of new cells and shows plenty of mitotic figures?
Stratum Basale
Tissue type seen lining surfaces and body cavities.
Epithelial
The lungs are located in which cavity of the body?
Thoracic
All of the following are fibrous articulation, EXCEPT:
Synchondrosis
The following are found in trabeculae, EXCEPT:
A. Lamellae
B. Water
C. Lacunae
D. All of the above
E. None of the above
E. none of the above
Why is the nucleus so important in the life of a cell?
It directs most cellular activities.
What layer of the epidermis displays mostly dead and dying keratinocytes?
Stratum Corneum
What event in the somatic cell division describes the cell as not dividing and just replicating DNA?
Interphase
What membrane modification found at the apical surfaces of cells function for movement?
Cilia
In describing the special properties of muscular tissues, extensibility refers to:
The ability to be stretched beyond original length.
The ability to be stretched beyond original length.
10
The action of this/these muscle type/s is/are involuntary
Cardiac and smooth muscle
True or False
Vitamin C is needed for strong bones. This statement is
True. Vitamin C is essential for collagen synthesis, which in turn gives bones its tensile strength
When the cross-bridge generates force as it rotates toward the center of the sarcomere, you call this the:
Power stroke
Muscle cells having multiple and peripherally located nuclei.
Skeletal
What fundamental tissue type is the liver?
Epithelial
Which of the following best describes a cardiac muscle?
This muscle tissue is striated and involuntary
Hair is heavily distributed in the following EXCEPT
Soles
Adipose tissue is classified as what fundamental tissue type?
Connective
Selective permeability is the
Ability of the plasma membrane to control passage of certain materials into and out of the cell
In Endochondral ossification, what major process takes place in the diaphysis but not the epiphysis?
Formation of Medullary Cavity
Intercalated discs are found in this muscle type/s
Cardiac
Which of the following is a long bone?
Distal phalanx, 2nd toe, left
What is the movement that forms an acute angle between approximating body parts?
Flexion
What are non-straited muscles?
Smooth
In describing the special properties of muscular tissues, electrical excitability refers to:
The property of responding to stimuli by producing action potentials
It is the movement from a higher to a lower water molecule concentration across a selectively permeable membrane
Osmosis
Which of the following is the thick contractile protein?
Myosin
What parenchyma of connective tissue produces collagen and elastic fibers?
Fobroblasts
Skeletal muscles may attach to bone or to other muscle, which of the following is wide and flat?
Aponeurosis
Microscopically, spongy bone is composed of tree trunk shaped repeating units called
A. Medullary System
B. Osteons
C. Haversian System
D. All of the above
E. None of the above
E. None of the above
The forehead is () to the nose.
Superior
In describing properties of muscular tissues, elasticity refers to
The ability to return to original shape after contraction or extension.
Which is NOT a function of the nucleus?
Produce most of the cell’s ATP
What shape of cell is described as taller that they are wide?
Columnar
What shape of cell is described as taller that they are wide?
Columnar
Which of the following best describes a smooth muscle?
This muscle is nonstriated and involuntary
These cells are capable of cell division and mature into bone-forming cells
Osteoprogenitor cells
Two or more atoms joined together is define as
Molecule
The amount of air that can be taken in forcibly over the tidal volume.
Irv
Which of the following is not a structure in a respiratory zone?
Terminal Bronchiole
Thoracic nerves have the following number of pairs
12
Taste buds are located in the
A. Soft Palate
B. Tongue
C. Pharynx
D. All of the above
E. None of the above
D. All of the above
Rest and digest responses are regulated by the:
Parasympathetic Nervous System
Leukocytes that increase in number during chronic infections such as tuberculosis
Monocytes
Pertains to the colored portion of the eyeball
Iris
Drains lymph from both legs, pelvic and abdominal cavities, left hail of the thorax, head, neck and left arm
Thoracic Duct
This nuclei in the midbrain is associated with Parkinson’s disease
Substania Nigra
The primary visual areas are located in which part of the brain
Occipital Lobes
Formed elements of the blood that is responsible in transporting oxygen
Erythrocytes
Location of the primary olfactory area in the cerebral cortex where interpretation of
“smell” takes place.
Temporal Lobe
Considered as the universal donor.
Blood type O
In the peripheral nervous system, somatic and sensory senses are modulated by the:
Autonomic Nervous System
Oxygen is primarily transported by the blood through:
Hemoglobin in the RBC
A respiratory rate of 40- 80 per minute is considered normal in this age
Newborn
The primary chemical factor that influences the respiratory rate and depth:
Carbon Dioxide
Sweet taste may be sensed in which portion(s) of the tongue
All over the tongue