Chapter 1 A&P practice test

41 ) What is a vertical section through the body , dividing it into anterior and posterior regions called ? A ) frontal B ) median C ) sagittal D ) transverse

A) Frontal

36 ) Select the most correct statement . A ) The immune system is closely associated with the lymphatic system . B ) Organ systems operate independently of each other to maintain life . C ) The endocrine system is not a true structural organ system . D ) Organ systems can be composed of cells or tissues , but not both.

A) The immune system is closely associated with the lymphatic system

In which body cavities are the lungs located? A)pleural, ventral and thoracic B)mediastinal, thoracic and ventral C)pleural, dorsal and abdominal D)pericardial, ventral and thoracic

A) pleural , ventral , and thoracic

If you consider your home air conditioner in terms of homeostasis , then the wall thermostat would be the_____. A)control center B)receptor C)effector D)variable

A)control center

Histology would be best defined as a study of________. A) cells B)tissues C)cell chemistry D)the gross structures of the body

B) tissues

What is the main, general purpose of negative feedback? A)to control body movement B)to maintain homeostasis C)to keep the body's blood sugar level high D)to regulate excretion via the kidneys

B) to maintain homeostasis

28 ) Place the following in correct sequence from simplest to most complex : 1. molecules 2. atoms 3. tissues 4. cells 5. organs A)1-2-3-4-5 B)2-1-4-3-5 C)2-1-3-4-5 D)1-2-4-3-5

B ) 2-1-4-3-5

Which of these is not part of the dorsal cavity ? A)Cranial cavity B)Thoracic cavity C)Spinal Cord D)Vertebral cavity

B ) thoracic cavity

________ cavities are spaces within joints. A)Nasal B)Synovial C)Orbital D)Oral

B) Synovial

Homeostasis is the condition in which the body maintains_____. A)the lowest possible energy usage B)a relatively stable internal environment, within limits C)a static state with no deviation from preset points D)a dynamic state within an unlimited range, depending on circumstances

B) a relatively stable internal environment , within limits

39 ) The anatomical position is used A ) rarely because people don't usually assume this position during waking moments B ) as a standard reference point for directional terms regardless of the actual position of the body C ) only when a body is lying down one one's back rather than stomach D ) for proper placement of a patient or a cadaver upon an operating table in order to reach all major organs

B) as a standard reference point for directional terms regardless of the actual position of the body

An oblique cut is one that is cut ________. A)horizontally superior and inferior B)diagonally between vertical and horizontal planes C)vertically right and left D)perpendicular to vertical and horizontal planes

B) diagonally between vertical and horizontal planes

An increased rate of breathing as a result of an increased buildup of carbon dioxide in the bloodstream would be best described as an example of A)maintaining boundaries B)excretion of metabolic waste C)responsiveness D)metabolism

B) excretion of metabolic waste

The study of large body structures, visible to the naked eye, such as the heart is called ________ anatomy. A) microscopic B) gross C)developmental D)systematic

B) gross

The parietal pleura would represent a serous membrane_______. A)covering individual lungs B)lining the thoracic cavity C)covering the heart D)lining the abdominal cavity

B) lining the thoracic cavity

35 ) The dorsal body cavity is the site of which of the following ? A ) intestines B ) brain C ) lungs D ) liver

B)Brain

37 ) One of the functional characteristics of life is excitability or responsiveness . This refers to A ) indigestible food residues stimulating the excretory system B ) sensing changes in the environment and then reacting or responding to them C ) the nervous system causing all living things to sometimes experience anger D ) the necessity for all organisms to reproduce

B)Sensing changes in the environment and then reacting or responding to them

42 ) The body cavities that protect the nervous system are located in the cavity . A ) cranial B ) dorsal C ) vertebral D ) thoracic E ) Ventral

B: Dorsal

31 ) In which quadrant of the abdominopelvic cavity is the stomach located ? A)Right upper quadrant B)Right lower quadrant C)Lefter upper quadrant D)Left lower quadrant

C ) left upper quadrant

Choose the anatomical topic and definition that is not correctly matched. A)Gross anatomy: study of structures visible to the eye. B)Microscopic anatomy: study of structures too small to be seen by the naked eye. C)Cytology: study of structures in a particular region. D)Embryology: study of the changes in an individual from conception to birth.

C) Cytology: study of the structures in a particular region

Which of the following statements is true concerning feedback mechanisms ? A) positive feedback mechanisms always result in excessive damage to the host B) Negative feedback mechanisms tend to increase the original stimulus C) Negative feedback mechanisms work to prevent sudden severe changes within the body D) blood glucose levels are regulated by positive feedback mechanisms

C) Negative feedback mechanisms work to prevent sudden severe changes within the body.

40 ) What is a vertical section through the body , dividing it into left and right , called ? A ) frontal B ) regional C ) sagittal D ) transverse

C) Sagittal

Choose the following statement that is not completely correct regarding serous membranes. A)serosa are very thin, double layered structures B)serous membranes are divided into parietal and visceral membranes with a virtual space between the two C)Visceral pericardium covers the outer surface of the heart, and parietal pericardium lines the internal walls of the heart D)Serous membranes secrete a watery lubricating fluid

C) Visceral pericardium covers the outer surface of the heart , and parietal pericardium lines the internal walls of the heart .

Which of the following describes a parasagittal plane ? A) a transverse cut just above the knees B) two cuts dividing the body into left and right halves C)any sagittal plane except in the midline D)any cut dividing the body into anterior and posterior portions

C) any sagittal plane except in the midline

A good example of a positive feedback mechanism would be ________. A) body temperature regulation B)regulating glucose levels in blood C)enhancement of labor contractions D)blood calcium level regulation

C) enhancement of labor contractions

A structure that is composed of two or more tissue types that work together to perform specific functions for the body is a(n) ______. A)complex tissue B)organ system C)organ D)complex cell

C) organ

The anatomical position is characterized by all of the following except ________. A) body erect B) arms at sides C) palms turned posteriorly D) thumbs pointed laterally

C) palms turned posteriorly

15 ) The single most abundant chemical substance of the body , accounting for 60 % to 80 % of body weight , is A)oxygen B)protein C)water D)hydrogen

C) water

Average body temperature is __________degrees centigrade A)98 B)68 C)47 D)37

D) 37

Which of the following describes the operation of the heart and blood vessels? A) systematic anatomy B) cardiovascular anatomy C) systematic physiology D) cardiovascular physiology

D: cardiovascular physiology

29 ) Which of the following imaging devices would best localize a tumor in a person's brain ? A) X Ray B) DSA C) PET D)MRI

D) MRI

32 ) Which of the following statements is the most correct regarding homeostatic imbalance ? A ) It is considered the cause of most diseases . B ) The internal environment is becoming more stable . C ) Positive feedback mechanisms are overwhelmed . D ) Negative feedback mechanisms are functioning normally

D) Negative feedback machinists are functioning normally

38 ) Which of the following are survival needs of the body ? A ) nutrients , water , movement , and reproduction B ) nutrients , water , growth , and reproduction C ) water , atmospheric pressure , growth , and movement D ) nutrients , water , atmospheric pressure , and oxygen

D) Nutrients, water, atmospheric pressure and oxygen

33 ) Which of the following are subdivisions of anatomy ? A ) gross , macroscopic , visual , and microscopic B ) gross , regional , dissection , and surface C ) regional , surface , visual , and microscopic D ) regional , systemic , and surface

D) Regional, systemic and surface

What is the regional term for the hip region ? A)manus B)inguinal C)pedal D)coxal

D) coxal

Which of the following would not be a functional characteristic of life? A) movement B)responsiveness to external stimuli C)maintenance of boundaries D)decay

D) decay

Which term means toward or at the back of the body, behind? A)anterior B)lateral C)distal D)dorsal

D) dorsal

Which of the following organs or structures would be found in the left iliac region ? A) appendix B) stomach C) liver D) intestines

D) intestines

Which one of the following systems responds fastest to environmental stimuli ? A)muscular B)lymphatic C)immune D)nervous

D) nervous

The cavities housing the eyes are called __________ cavities. A)frontal B)cranial C)nasal D)orbital

D) orbital

The heart lies in the ________ cavity. A)superior mediastinal B)pleural C)dorsal D)pericardial

D) pericardial

The posterior knee area is called_____. A)sural B)crural C)antecubital D)popliteal

D) popliteal

34 ) The term pollex refers to the A ) great toe B ) calf C ) fingers D ) thumb

D)Thumb