Pharyngeal arches - Study guides, Class notes & Summaries

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are calle...

NDAEB Exam Review Part 2 Questions and Answers 100% Solved What portion of the mouth does the palate make up? - answerSuperior portion of oral cavity as well as inferior portion of nasal cavity Palate - answerRoof of mouth What portion of the mouth is the hard palate located? - answerAnterior portion Hard palate consists of what tissue? - answerCovered by a thin epithelial (tissue) casing known as the oral mucosa Oral Mucosa - answerMade of sense, highly proliferating (growing) tissue th...

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are calle...

Which of the following is an incorrect match of structure and function? Cnidocyte - capturing prey Parapodia - defense from enemies Radula - obtaining food Mantle - secretes the shell Chelicerae - consuming food - Parapodia - defense from enemies (gas exchange, locomotion, protection) In a cnidarian life cycle, -Medusae have gonads and produce gametes -Polyps bud off from other polyps -Medusae bud off from polyps -Polyps grow from ciliated larvae - All of the above ...

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are calle...

NBME CBSE REAL EXAM 1757 QUESTIONS AND ANSWERS LATEST (usmle step 1)MEDICAL EXAMINATION ."-azosin" -ANSWER-a1 block tx BPH and HTN ."-tidine" -ANSWER-H2 antagonist decrease H from parietal ."prazole" -ANSWER-PPI inhibit *H/K ATPase* in parietal cell .*APC/B cat* tumor suppressor found in what cancer -ANSWER-Colorectal Pancreatic .*Cellular* Acute Transplant rejection -ANSWER-*lymphocytic* endothelitis .*EPO released in kidney* Caused by: Causes: -ANS...

Macule is flat and discoloured, not palpable. Papule is palpable and raised above the skins surface - solid. Both <1cm in diameter. Difference between a macule and a papule? Sun exposure, family history, fair skin, radiation exposure, chemical exposure (i.e. arsenic) What are the risk factors for skin cancer? Superficial vs. deep What are the two groups of lymph nodes? A cluster of immune structures in the neck that contribute to the activation of adaptive immunity...

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are calle...

CVA Exam 1 (2022 Answered) Graded A+ 5 chordate synapomorphies 1. pharyngeal wall with bilaterally symmetrical pharyngeal pouches and pharyngeal slits 2. Mid-dorsal hollow nerve cord (in humans:spinal cord) 3. a single, mid-dorsal supportive rod, the notochord (in humans:intervertebral discs) 4. a muscular postanal tail at some stage in life (in human: coccyx) 5. endostyle (precursor to thyroid) or thyroid gland characters found in some inverts or absent in some chordates 1. segmented ...

what becomes SVC? Ans: anterior cardinal vein what becomes IVC? Ans: right vitelline vein fate of third aortic arch Ans: common and internal carotid fate of fourth aortic arch Ans: left - the aortic arch right - proximal subclavian artery and brachiocephalic trunk timeline of aortic arch development Ans: week 4 - pharyngeal arches develop with pair of arteries from aortic sac - 1 and 2 regress, 3 and 4 large, longitudinal artery forms week 5 - dorsal aorta degenerates superiorly -...