Tutorial 1 Flashcards
The sternum is ___________ to the heart.
posterior, anterior, inferior, lateral, distal
anterior
The plane that divides the body into a superior and inferior portion is the:
parasaggital plane, midsaggital plane, transverse plane, oblique plane, frontal plane
transverse plane
All of the following belong to the ventral body cavity EXCEPT:
thoracic cavity, abdominal cavity, cranial cavity, pleural cavity, pericardial cavity
cranial cavity
The anatomical term which best describes a structure toward the head is:
superficial, deep, inferior, superior, anterior
superior
The body cavity containing the urinary bladder and portions of the large intestine is the:
pelvic cavity/abdominal cavity/mediastinum/pleural cavity/dorsal cavity
pelvic cavity
In a negative feedback system, the response of the effector ________
enhances the original stimulus / eliminates the original stimulus / reverses the original stimulus / does not change the original stimulus / does not affect the original stimulus
reverses the original stimulus
All of the following belong to feedback systems which control homeostasis EXCEPT:
control centre / receptor / receiver / effector / All of the above are basic components of the feedback system
receiver
What is the function of the following:
lysosome
Contain hydrolytic enzymes
What is the function of the following:
Smooth E.R
Site of lipid and steroid hormone synthesis
What is the function of the following:
Ribosome
Granules of RNA & protein involved in protein synthesis
What is the function of the following:
microtubules
Contractile proteins involved in cell & organelle movement
What is the function of the following:
Golgi apparatus
Proteins exported from cell are modified here
What is the function of the following:
microfilaments
Thin strands of protein that provide structural support
Movement of substances against their
concentration gradient is known as:
Active Transport / Osmosis / Diffusion / Filtration
Active Transport
Osmosis is movement of _____
Any substance down its concentration gradient / Any substance up its concentration gradient / Water up its concentration gradient / Water down its concentration gradient
Water down its concentration gradient
Exocytosis_____
is a passive process / is an example of facilitated transport / requires energy / allows material to enter the cell
requires energy
What does transport in vesicles involve?
- Requires energy
- Involves small membrane sac
- Endocytosis - importing
materials - Exocytosis- exporting
materials
Centrioles are composed of:
Microtubules / Microfilaments / Intermediate filaments / Pericentriolar material
Microtubules
Which ONE of the following statements relating to the initiation of protein translation is correct:
The start codon is UAC / The initiator tRNA is bound to glutamine / The start codon is UAG / The initiator tRNA carries no amino acid / The initiator tRNA anticodon is UAC
The initiator tRNA anticodon is UAC
